From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from zg8tmja5ljk3lje4ms43mwaa.icoremail.net (zg8tmja5ljk3lje4ms43mwaa.icoremail.net [209.97.181.73]) by sourceware.org (Postfix) with SMTP id 76C093858D33 for ; Thu, 16 Feb 2023 07:17:25 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 76C093858D33 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=eswincomputing.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=eswincomputing.com Received: from E0001797DT (unknown [113.200.72.66]) by app1 (Coremail) with SMTP id EwgMCgBX4oR_2O1j_hsEAA--.4660S2; Thu, 16 Feb 2023 15:17:20 +0800 (CST) Date: Thu, 16 Feb 2023 15:17:20 +0800 From: "Fei Gao" To: gcc-patches Cc: jeffreyalaw , "Kito Cheng" , "Palmer Dabbelt" Subject: Re: [PING 2] [PATCH 0/3] RISC-V: optimize stack manipulation in save-restore References: <20221201100332.22226-1-gaofei@eswincomputing.com>, <20230203165219828139116@eswincomputing.com> X-Priority: 3 X-GUID: AE0C661A-6989-4FB1-A84F-F66C679BAACD X-Has-Attach: no X-Mailer: Foxmail 7.2.15.80[cn] Mime-Version: 1.0 Message-ID: <20230216151719804340127@eswincomputing.com> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 X-CM-TRANSID:EwgMCgBX4oR_2O1j_hsEAA--.4660S2 X-Coremail-Antispam: 1UD129KBjvdXoWrZr1ktw45JrW7Xr1kurWxZwb_yoWkurc_Gw 48AF97Wr1jqayvqF43AFsrZFyUK3y8try8JFn0yF47J3y3Xrn5Xa90kFZ3Zr4Uur47AF13 Wrn3XryfJr1rtjkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbcAYjsxI4VWDJwAYFVCjjxCrM7CY07I20VC2zVCF04k26cxKx2IY s7xG6rWj6s0DM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2z4x0Y4vE2Ix0cI 8IcVAFwI0_tr0E3s1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr1j6F4UJwA2z4x0Y4vE x4A2jsIE14v26rxl6s0DM28EF7xvwVC2z280aVCY1x0267AKxVW0oVCq3wAS0I0E0xvYzx vE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VCjz48v1sIEY20_Gr1U Jr1UMcvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwIxGrwACY4xI67k04243AVAKzV AKj4xxMxkIecxEwVAFwVW8CwCF04k20xvY0x0EwIxGrwCF04k20xvE74AGY7Cv6cx26r4U Jr1UJwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E74 80Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_JF0_Jw1lIxkGc2Ij64vIr41lIxAIcVC0 I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Jr0_Gr1lIxAIcVCF04 k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMIIF0xvEx4A2jsIEc7Cj xVAFwI0_Jr0_Gr1l6VACY4xI67k04243AbIYCTnIWIevJa73UjIFyTuYvjxUj_-PUUUUU X-CM-SenderInfo: xjdrwv3l6h245lqf0zpsxwx03jof0z/ X-Spam-Status: No, score=-4.1 required=5.0 tests=BAYES_00,BODY_8BITS,KAM_DMARC_STATUS,KAM_SHORT,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: cGluZy4KCkJSLMKgCkZlaQoKT24gMjAyMy0wMi0wM8KgMTY6NTIgwqBGZWkgR2FvIDxnYW9mZWlA ZXN3aW5jb21wdXRpbmcuY29tPiB3cm90ZToKPgo+Cj5HZW50bGUgcGluZy4KPgo+VGhlIHBhdGNo IEkgcHJldmlvdXNseSBzdWJtaXR0ZWQ6Cj58IERhdGU6IFdlZCwgMzAgTm92IDIwMjIgMDA6Mzg6 MDggLTA4MDAKPnwgU3ViamVjdDogW1BBVENIXSBSSVNDLVY6IG9wdGltaXplIHN0YWNrIG1hbmlw dWxhdGlvbiBpbiBzYXZlLXJlc3RvcmUKPnwgTWVzc2FnZS1JRDogPGdhb2ZlaUBlc3dpbmNvbXB1 dGluZy5jb20+Cj4KPkkgc3BsaXQgdGhlIHBhdGNoZXMgYXMgcGVyIFBhbG1lcidzIHJldmlldyBj b21tZW50Lgo+Cj5CUgo+RmVpCj4KPk9uIDIwMjItMTItMDHCoDE4OjAzIMKgRmVpIEdhbyA8Z2Fv ZmVpQGVzd2luY29tcHV0aW5nLmNvbT4gd3JvdGU6Cj4+Cj4+VGhlIHBhdGNoZXMgYWxsb3cgbGVz cyBpbnN0cnVjdGlvbnMgdG8gYmUgdXNlZCBpbiBzdGFjayBhbGxvY2F0aW9uCj4+YW5kIGRlYWxs b2NhdGlvbiBpZiBzYXZlLXJlc3RvcmUgZW5hYmxlZCwgYW5kIGFsc28gbWFrZSB0aGUgc3RhY2sK Pj5tYW5pcHVsYXRpb24gY29kZXMgbW9yZSByZWFkYWJsZS4KPj4KPj5GZWkgR2FvICgzKToKPj7C oCBSSVNDLVY6IGFkZCBhIG5ldyBwYXJhbWV0ZXIgaW4gcmlzY3ZfZmlyc3Rfc3RhY2tfc3RlcC4K Pj7CoCBSSVNDLVY6IG9wdGltaXplIHN0YWNrIG1hbmlwdWxhdGlvbiBpbiBzYXZlLXJlc3RvcmUK Pj7CoCBSSVNDLVY6IG1ha2UgdGhlIHN0YWNrIG1hbmlwdWxhdGlvbiBjb2RlcyBtb3JlIHJlYWRh YmxlLgo+Pgo+PiBnY2MvY29uZmlnL3Jpc2N2L3Jpc2N2LmNjwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoCB8IDEwNSArKysrKysrKystLS0tLS0tLS0KPj4gLi4uL2djYy50 YXJnZXQvcmlzY3Yvc3RhY2tfc2F2ZV9yZXN0b3JlLmPCoMKgwqDCoCB8wqAgNDAgKysrKysrKwo+ PiAyIGZpbGVzIGNoYW5nZWQsIDk1IGluc2VydGlvbnMoKyksIDUwIGRlbGV0aW9ucygtKQo+PiBj cmVhdGUgbW9kZSAxMDA2NDQgZ2NjL3Rlc3RzdWl0ZS9nY2MudGFyZ2V0L3Jpc2N2L3N0YWNrX3Nh dmVfcmVzdG9yZS5jCj4+Cj4+LS0KPj4yLjE3LjE=